KR102453737B1 - 첨단 무선 통신 시스템에서의 더 높은 랭크의 csi 보고 방법 및 장치 - Google Patents
첨단 무선 통신 시스템에서의 더 높은 랭크의 csi 보고 방법 및 장치 Download PDFInfo
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- KR102453737B1 KR102453737B1 KR1020197034763A KR20197034763A KR102453737B1 KR 102453737 B1 KR102453737 B1 KR 102453737B1 KR 1020197034763 A KR1020197034763 A KR 1020197034763A KR 20197034763 A KR20197034763 A KR 20197034763A KR 102453737 B1 KR102453737 B1 KR 102453737B1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
- H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/0478—Special codebook structures directed to feedback optimisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/0482—Adaptive codebooks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (15)
Application Number | Priority Date | Filing Date | Title |
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US201762489627P | 2017-04-25 | 2017-04-25 | |
US62/489,627 | 2017-04-25 | ||
US201762490882P | 2017-04-27 | 2017-04-27 | |
US62/490,882 | 2017-04-27 | ||
US201762520995P | 2017-06-16 | 2017-06-16 | |
US62/520,995 | 2017-06-16 | ||
US201762527234P | 2017-06-30 | 2017-06-30 | |
US62/527,234 | 2017-06-30 | ||
US201762530758P | 2017-07-10 | 2017-07-10 | |
US62/530,758 | 2017-07-10 | ||
US201762532864P | 2017-07-14 | 2017-07-14 | |
US62/532,864 | 2017-07-14 | ||
US15/961,546 | 2018-04-24 | ||
US15/961,546 US10389426B2 (en) | 2017-04-25 | 2018-04-24 | Method and apparatus for higher rank CSI reporting in advanced wireless communication systems |
PCT/KR2018/004797 WO2018199626A1 (en) | 2017-04-25 | 2018-04-25 | Method and apparatus for higher rank csi reporting in advanced wireless communication systems |
Publications (2)
Publication Number | Publication Date |
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KR20200005572A KR20200005572A (ko) | 2020-01-15 |
KR102453737B1 true KR102453737B1 (ko) | 2022-10-12 |
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KR1020197034763A KR102453737B1 (ko) | 2017-04-25 | 2018-04-25 | 첨단 무선 통신 시스템에서의 더 높은 랭크의 csi 보고 방법 및 장치 |
Country Status (5)
Country | Link |
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US (2) | US10389426B2 (zh) |
EP (2) | EP3602834B1 (zh) |
KR (1) | KR102453737B1 (zh) |
CN (1) | CN110574304B (zh) |
WO (1) | WO2018199626A1 (zh) |
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US20200162142A1 (en) * | 2018-11-15 | 2020-05-21 | Samsung Electronics Co., Ltd. | Method and apparatus to enable csi reporting in wireless communication systems |
WO2020111624A1 (ko) * | 2018-11-26 | 2020-06-04 | 엘지전자 주식회사 | 무선 통신 시스템에서 단말이 채널 상태 정보를 보고하는 방법 및 그 장치 |
WO2020118731A1 (en) * | 2018-12-14 | 2020-06-18 | Qualcomm Incorporated | Channel state information feedback compression |
WO2020124589A1 (en) | 2018-12-21 | 2020-06-25 | Qualcomm Incorporated | Beam-strength related type-ii channel state information coefficient feedback |
CN111416641B (zh) | 2019-01-08 | 2021-08-03 | 大唐移动通信设备有限公司 | 码本约束、码本参数确定方法及装置 |
CN113316901A (zh) * | 2019-02-15 | 2021-08-27 | Oppo广东移动通信有限公司 | 一种码本信息处理方法、终端设备及网络设备 |
US11757517B2 (en) * | 2019-02-22 | 2023-09-12 | Beijing Xiaomi Mobile Software Co., Ltd. | Data transmission method and apparatus, and storage medium |
WO2020168551A1 (zh) * | 2019-02-22 | 2020-08-27 | 北京小米移动软件有限公司 | 数据传输方法、装置及存储介质 |
US11411695B2 (en) | 2019-04-29 | 2022-08-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Transmission of reference signals from a terminal device |
US11139870B2 (en) | 2019-04-29 | 2021-10-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Transmission of reference signals from a terminal device |
EP3963738B1 (en) | 2019-04-29 | 2024-07-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Transmission of reference signals from a terminal device |
CN111970036A (zh) * | 2019-05-20 | 2020-11-20 | 华为技术有限公司 | 一种通信方法及通信装置 |
US11050465B2 (en) | 2019-06-21 | 2021-06-29 | Qualcomm Incorporated | User equipment initiated channel state feedback codebook selection |
US11277187B2 (en) | 2019-08-08 | 2022-03-15 | Samsung Electronics Co., Ltd. | Method and apparatus for CSI parameter configuration in wireless communication systems |
US11601169B2 (en) * | 2019-09-09 | 2023-03-07 | Samsung Electronics Co., Ltd. | Method and apparatus for port selection in wireless communication systems |
KR20220079898A (ko) * | 2019-09-30 | 2022-06-14 | 엘지전자 주식회사 | 무선 통신 시스템에서 채널 상태 정보를 송수신 하는 방법 및 이에 대한 장치 |
CN115152294A (zh) * | 2020-02-14 | 2022-10-04 | 高通股份有限公司 | 用于简化信道状态信息反馈的技术 |
US11515927B2 (en) * | 2020-10-30 | 2022-11-29 | Qualcomm Incorporated | Beam management with backtracking and dithering |
JP2024502790A (ja) * | 2020-12-30 | 2024-01-23 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | 参照信号ポートマッピング |
US20240146378A1 (en) * | 2021-01-15 | 2024-05-02 | Lenovo (Singapore) Pte. Ltd. | Codebook structure for reciprocity-based type-ii codebook |
WO2023028803A1 (en) * | 2021-08-31 | 2023-03-09 | Qualcomm Incorporated | Channel state information reporting using codebooks |
WO2023035174A1 (en) * | 2021-09-09 | 2023-03-16 | Qualcomm Incorporated | Techniques for channel state information feedback with heterogenous panel deployment |
CN113949425B (zh) * | 2021-10-13 | 2023-03-10 | 西南交通大学 | 基于重新排序矢量量化码本的DRoF前端信号量化方法 |
EP4427343A1 (en) * | 2021-11-06 | 2024-09-11 | QUALCOMM Incorporated | Non-zero coefficient reporting and codebook parameter configuration |
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2018
- 2018-04-24 US US15/961,546 patent/US10389426B2/en active Active
- 2018-04-25 US US16/608,785 patent/US11336351B2/en active Active
- 2018-04-25 EP EP18790463.6A patent/EP3602834B1/en active Active
- 2018-04-25 KR KR1020197034763A patent/KR102453737B1/ko active IP Right Grant
- 2018-04-25 WO PCT/KR2018/004797 patent/WO2018199626A1/en unknown
- 2018-04-25 EP EP21177152.2A patent/EP3896866A1/en active Pending
- 2018-04-25 CN CN201880027726.0A patent/CN110574304B/zh active Active
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Also Published As
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EP3896866A1 (en) | 2021-10-20 |
US20180309490A1 (en) | 2018-10-25 |
EP3602834A4 (en) | 2020-04-29 |
EP3602834A1 (en) | 2020-02-05 |
WO2018199626A1 (en) | 2018-11-01 |
CN110574304B (zh) | 2023-10-13 |
US20200220597A1 (en) | 2020-07-09 |
CN110574304A (zh) | 2019-12-13 |
EP3602834B1 (en) | 2021-06-02 |
KR20200005572A (ko) | 2020-01-15 |
US11336351B2 (en) | 2022-05-17 |
US10389426B2 (en) | 2019-08-20 |
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